 #include	<stdio.h>
int main(){
	int a = 123456789;
	int b = 987654321;
	int c = 1;
	a^=b;	
	b^=a;	
	a^=b;	
	c = c << 1;
	printf("%d %d\n",a,b);
	printf("%d\n",c);
} 
